The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 16, 1996
Filed:
Oct. 22, 1993
Applicant:
Inventors:
Tse W Chang, Houston, TX (US);
Nancy T Chang, Houston, TX (US);
Assignee:
Tanox Biosystems, Inc., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07H / ; C07H / ; C07H / ;
U.S. Cl.
CPC ...
536 2353 ; 435 696 ; 4352402 ; 43525233 ; 4353201 ; 5303871 ;
Abstract
The invention relates to epitopes which are present on B cell-bound but not secreted IgA, peptide segments which represent such epitopes, and DNA coding for these peptides. These extracellular peptide segments form, entirely or in part, antigenic epitopes unique to membrane-bound but not secreted IgA.